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The internet continues to empower the consumer - providing for an abundant amount of alternate choices for mobile calls and service. No longer are people chained strictly to the powerful telecom companies for their cell phones. If you want to save money and make calls anywhere in the world through the power of VoIP (Voice.

Asterisk and FreeSWITCH are both Back-to-back user agents, often abbreviated B2BUA. Asterisk and FreeSWITCH act as a user agent for multiple ends (two or more), and use a common protocols like Session Initiation Protocol (SIP). The system allows handling of all SIP signaling - route calls, transfer calls, and can even translate codecs between different.